242221111140 has 48 divisors (see below), whose sum is σ = 678247129728. Its totient is φ = 64589627904.

The previous prime is 242221111073. The next prime is 242221111151. The reversal of 242221111140 is 41111122242.

It is a super-3 number, since 3×242221111140³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1694284 + ... + 1831676.

It is an arithmetic number, because the mean of its divisors is an integer number (14130148536).

Almost surely, 2^242221111140 is an apocalyptic number.

242221111140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242221111140 is an abundant number, since it is smaller than the sum of its proper divisors (436026018588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242221111140 is a wasteful number, since it uses less digits than its factorization.

242221111140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166788 (or 166786 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 242221111140 its reverse (41111122242), we get a palindrome (283332233382).

The spelling of 242221111140 in words is "two hundred forty-two billion, two hundred twenty-one million, one hundred eleven thousand, one hundred forty".